HomeMy WebLinkAbout2207 Ballard Ln - Disclosures/Air Sealing - 11/10/2012BUILDING LEAKAGE TEST
Thermal Concepts
6617 S. College ave
Fort Collins, CO 80525
Phone: 970-223-7090
Date of Test: 11-10-12
Test File: Journey Homes 2267 Ballard BD
Customer: Journey Homes
Greeley, CO 80634
Phone
Test Results
1. Airflow at 50 Pascals
(50 Pa = 0.2 w.c.)
2. Leakage Areas:
3. Minneapolis Leakage Ratio:
4. Building Leakage Curve:
Technician: Paul Higman
Building Address: 2207 Ballard
Fort Collins, CO 80524
813CFM (+/-1.6%)
2.60 ACH
0.37 CFM per ft2 floor area
87.6 in2 (+/- 4.9 %) Canadian EgLA @ 10 Pa
47.8in2(+/-8.2%)LBLELA@4Pa
0.00 CFM50 per ft2 surface area
Flow Coefficient (C) = 71.0 ( +/- 13.3 %)
Exponent (n) = 0.623 ( +/- 0.037 )
Correlation Coefficient = 0.99131
5. Test Settings: Test Standard: = CGSB
Test Mode: = Depressurization
Equipment = Model 3 Minneapolis Blower Door, S/N 9876
Infiltration Estimates
1. Estimated Average Annual Infiltration Rate: 50.0 CFM
0.16 ACH
2. Estimated Design Infiltration Rate: Winter:
80.7 CFM
0.26 ACH
Summer:
45.9 CFM
0.15 ACH
3. Recommended Whole Building Mechanical
49.4 CFM
Ventilation Rate: (based on ASHRAE 62.2)
Cost Estimates
1. Estimated Cost of Air Leakage for Heating:
2. Estimated Cost of Air Leakage for Cooling:
BUILDING LEAKAGE TEST Page 2
Date of Test: 11-10-12 Test File: Journey Homes 2207 Ballard BD
Building Conditions
Inside Temperature:
66 deg F
Heating Fuel:
Gas
Outside Temperature:
34 deg F
Heating Fuel Cost:
# of Stories
2.0
Heating Efficiency:
Heating Degree Days:
6020
Wind Shield:
M
Cooling Fuel Cost:
# of Occupants
Cooling SEER:
Cooling Degree Days:
287
# of Bedrooms:
3.0
Volume:
18741 ft3
Ventilation Weather Factor:
0.87
Surface Area:
Energy Climate Factor:
17.0
Floor Area:
2221 ft2
Design Winter Wind Speed:
9.0 mph
Design Winter Temp Diff:
69 deg F
Design Summer Wind Speed:
7.0 mph
Design Summer Temp Diff:
16 deg F
Comments
House wrt Garage =-48.8pa
House wrt Mech room = Electric water heater
BUILDING LEAKAGE TEST Page 3
Date of Test: 11-10-12 Test File: Journey Homes 2207 Ballard BD
Data Points: Data Entered Manually
Nominal Temperature
Building Fan Pressure Nominal Adjusted Fan Baseline
Pressure (Pa) (Pa) Flow Flow % Error Configuration Std Dev (Pa)
-1.5
n/a
+/- 0.00
-50.4
200.1
838
812
1.6
Ring B
-45.6
160.8
752
729
-2.8
Ring B
-41.6
145.7
716
694
-1.8
Ring B
-35.6
128.9
674
653
2.4
Ring B
-30.3
106.5
613
594
3.5
Ring B
-25.7
75.8
518
502
-2.4
Ring B
-20.3
56.3
447
433
-1.3
Ring B
-1.9
n/a
+/- 0.00